What is the difference between CLDC 1.0 and CLDC 1.1?

Answers were Sorted based on User's Feedback



What is the difference between CLDC 1.0 and CLDC 1.1?..

Answer / chris

CLCD 1.0 does not have support for floating points while
CLDC 1.1 does.

Is This Answer Correct ?    65 Yes 5 No

What is the difference between CLDC 1.0 and CLDC 1.1?..

Answer / alok gupta

CLCD 1.0 does not have support for floating points while
CLDC 1.1 does.

Is This Answer Correct ?    31 Yes 1 No

What is the difference between CLDC 1.0 and CLDC 1.1?..

Answer / manish

in cldc 1.1 addition of weak references
not in cldc 1.0

Is This Answer Correct ?    32 Yes 6 No

What is the difference between CLDC 1.0 and CLDC 1.1?..

Answer / b.chandra sai mohan

cldc 1.0 and cldc 1.1 both support String and StringBuffer.
CLDC 1.0------->equalsIgnoreCase() is not present
CLDC 1.1 --------->equalsIgnoreCase() is present


CLDC 1.0--->insert(),append() methods is absent in String
Buffer which i spresent in CLDC 1.1

ValueOf()--->which provide conversions b/w floating point
types and strings is present in CLDC1.1 which is absent in 1.0

No Object Finalization in CLDC 1.0 and 1.1

Is This Answer Correct ?    27 Yes 4 No

What is the difference between CLDC 1.0 and CLDC 1.1?..

Answer / jesudian moses

cldc1.0
1.Doesn't support floating point.
2.Doesn't support weak references.
3.NoClassDefFoundError class is not present.
4.Methods Thread.interrupt() and Thread.getName() are not
available.
cldc1.1
1.Adds two class Float and Double for floating point support.
2.Weak reference classes that are present in j2se lang
package are added for supporting weak references.
3.NoClassDefFoundError is added.
4.Thread.interrupt() and Thread.getName() are added.

Is This Answer Correct ?    22 Yes 4 No

What is the difference between CLDC 1.0 and CLDC 1.1?..

Answer / nanditha b g

CLDC1.1 supports location API(JSR 179), Mobile
Internationalization API( JSR 238), Mobile 3D graphics( JSR
184), Payment API( JSR 229), Java Bindings for OpenGL( JSR
239) whereas all these are not supported in CLDC 1.0 when
MIDP 2.0 is used.

Is This Answer Correct ?    17 Yes 3 No

What is the difference between CLDC 1.0 and CLDC 1.1?..

Answer / binu k james

interrupt() is present in CLDC 1.1
interrupt() is not present in CLDC 1.0

memory is high in CLDC 1.1 comparing to CLDC 1.0

Is This Answer Correct ?    15 Yes 4 No

What is the difference between CLDC 1.0 and CLDC 1.1?..

Answer / biswa

Form.deleteAll() not present in MIDP1.0
Form.deleteAll() present in MIDP2.0

Is This Answer Correct ?    18 Yes 11 No

What is the difference between CLDC 1.0 and CLDC 1.1?..

Answer / dheeraj jain

cldc and cldc has following differense
1. cldlc 1.0 is older verison
2. cldlc has not folating point
3. cldlc add more class and library
that help to develop midip application.
4. Weak reference support (small subset of the J2SE
weak reference classes) has been added.
5. Classes Calendar, Date and TimeZone have been
redesigned to be more J2SEcompliant.
6 Error handling requirements have been clarified, and one
new error class,
more detaill are avilable in a sun specifiation
join me in orcut
search "dheeraj jain sog"
join group "programming 2009"

Is This Answer Correct ?    10 Yes 3 No

What is the difference between CLDC 1.0 and CLDC 1.1?..

Answer / ajit k

1. Ans:: No User Classloading : CLDC does not allow you to
define your own classloaders. The application manager that
runs MIDlets has a classloader, but you cannot access it or
use it yourself in any way.

2. No Object Finaliaztion : Finalization is a mechanism by
which objects can clean up after themselves just before they
are garbage collected. Although this seems to be a good idea
for mobiles, but it results in memory and processing power
consumptions. So the finalize() is not called until the
garbage collection is done.

3. No Reflection: CLDC does not support the Reflection API.
Without reflection RMi is not possible. And without RMI,
JINI is not possible. Hence all these 3 api are not
supported in CLDC. However to use RMi/JINI, you can use RMI
optional API(JSR 66).

4. No Native Methods: To use platform specific features, we
can always use vendor specific api.

5. Multithreading : Thread groups and Deamon threads are not
supported in CLDC/MIDP. interrupt() is not availabel in
CLDC1.0 but available in CLDC 1.1. Naming threads is not
available in CLDC1.0 but available in CLDC1.1.

6. String & String Buffer: Any methods related to conversion
of string to double are absent in CLDC1.0 , but present in
CLDC1.1 ( due to addition of floating point support in 1.1).
For comparing strings, compareTo(String str) is availble in
CLDC, while compareTo(Object o) or
compareToIgnoreCase(String str) are absent.
equalsIgnoreCase() is absent in 1.0 but present in 1.1.

7. Math Class: There are many changes in the math class due
to addition of floating support. Constants final double E,
final double PI are added in 1.1. Methods that can work on
double or float are added to the api. Please refer the full
api for details.

8. Runtime and the System Class: They are a stripped down
version of their j2se counterpart. Some points to note.

RUNTIME class : If you call exit() methods, the midlet
throws a SecurityException, because the life cycle of midlet
is managed entirely though MIDlet class. You dont have the
exec() method, as you cannot reach outside the KVM.

SYSTEM class : There is no System.in, which makes sense, as
there is no input console. But we do have System.out and
System.err. getProperty() gives information about
platform,encoding,configuration & profiles of the system.

Is This Answer Correct ?    10 Yes 6 No

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